Schematic Diagram - Main Section (5/5) - Sony MEX-XB100BT Service Manual

5-8.

SCHEMATIC DIAGRAM - MAIN Section (5/5) -

1 2 3
MAIN BOARD (5/5)
A
Q1517
LTC014EUBFS8TL
PROTECTOR
JL1544
13.4
CN1504
0
PGND 1
D1513
PGND
DZ2J16000L
B
PGND
PGND
D1512
DZ2J06800L
PGND
PGND
R1583 R1581
PGND
1k 1k
PGND
PGND
JL1513 JL1543
PGND
C
PVDD
C1541 C1540
1500 1500
PVDD
25V 25V
PVDD
PVDD
PVDD
PVDD
PVDD
PVDD
D
PVDD
PVDD
JL1545 JL1541
DGND
>01S
SDA
AMP SCL
BOARD
FAULT
CN1601
(Page 44)
AMP_MUTE
AMP_STBY
E
CLIP_DET
DGND
DGND
C1539
100p
AGND
100V
AGND
C1542 47p
FL
C1543 47p
RL
AGND
F
FB1501
BEEP C1573 47p
C1547 47p
AGND
RR C1544 47p
C1545 47p
FR
AGND
C1549
AGND
47p
AGND
JL1532
ACC
G
REM_OUT
ILL_IN 44
D1503
GN1G
D1501
FB1503
DZ2J18000L
R1506
C1504
4.7k
0.001
H
D1504
DZ2J18000L
D1502
DZ2J18000L
D1505
DA2J10100L
I
C1505
4.7
50V
R1508
100k R1509
22k
0
Q1502
LSCR523UBFS8TL
3.3
J
DIMMER DETECT
MEX-XB100BT
• See page 46 for IC Block Diagrams.
4 5 6
R1545
Q1509, 1510
C1524
5.6
DC/DC CONVERTER
0.0022
1/2W
R1546 R1543 R1541
5.6 5.6 5.6
1/2W 1/2W 1/2W
Q1509
BUK7Y4R4-40,115
14.1
13.5 (20.4)
S
R1544
13.7 (18)
Q1508
Q1510
BUK7Y4R4-40,115
BUK7Y4R4-40,115 14.1
14.1 SWITCHING
13.5 (20.4)
0 (2.5)
S
R1582
1k
R1547 S
13.7 (18)
C1523
JL1547 0.0022
C1536 C1563 C1562 C1528 C1527 C1526 C1525 C1558
4.7 0.01 0.01 4.7 4.7 4.7 4.7 0.01
R1576
0
R1571
JL1512 JL1546 JL1542
0
R1572 0
R1534
R1531
10k
C1537
100p
100V
R1552
1k
R1553
R1558 R1557
1k
0 47k
R1554
1k
R1555
1k
C1566 R1556
47p 150 R1560
0 SL002
D1506 FB1504
GN1G
FB1502
LTC014EUBFS8TL
R1504 R1501
10k 10k
C1564 R1559
0.01 0
R1502
47k
C1501
0.47
C1502
0.47
R1505
47k R1503
4.7k
0.6
Q1501
LSCR523UBFS8TL
0.1
ACCESSORY CHECK
7 8 9 10
Q1507
BUK7Y4R4-40,115
14.1
SWITCHING
L1501
10uH
0 (2.5)
S
R1539 R1538
D1510
PMEG6010CEH
C1521
R1535
0.1
0
JL1536
13.5 (21.1) 20
BST
JL1510 13.5 (18.2)
19
HO
JL1534
14.1 18
SW
JL1535
0.1 (7.5)
17
VCC
JL1511
0 (2.5) 16
LO
15
PGND
JL1507
14
RES
R1536 0
0.1 (7.5) 13
0 MODE
JL1509 0.1 (1.4)
12
SLOPE
JL1506
0 (1.9) 11
COMP
IC1501
DC/DC CONVERTER
C1520
4.7 LM5122QMHX/NOPB
R1532 C1518 C1515
8.2k 0.022 330p
R1530
68k
Q1512, 1515
B+ SWITCH
IC1502
Q1515
LTA014EUBFS8TL
VOLTAGE SHIFT FEEDBACK
13.5 (20.4) 0.1 (20.4)
IC1502
NJM2904CV (TE1)
C1519
0.1
0.1 (13.3) 8 1
V+
13.5 (0) 7 2
Q1512 R1574
0
6 3
0.1 (3.3) 5 4
V–
R1575
0
41 41
11 12 13
R1518
0.005
2W
R1519
0.005
2W
C1508 C1507 C1506 C1551
4.7 4.7 4.7 470
16V
R1520
100
R1524 R1517 R1514
0 100 100k
1
JL1504
SYNCOUT
C1513
0.1 (7.5)
2 100p
OPT 100V
JL1537
3 14
CSN
14
4
CSP
5 14.1 (13.3)
VIN
JL1501
6 0.1 (2.2)
UVLO
JL1502
7 0.1 (4.5)
SS
JL1503
8 1.6
SYNCIN/RT
R1513
9
AGND 0
JL1505
10 0.1 (1.4)
FB
IC1501 R1521 C1511 C1510 R1515 C1509 C1556
22k 1 0.1 15k 100p 0.001
100V
Q1516
LTA014EUBFS8TL
0.1 (13.3) 14.1 (13.3)
R1527 R1525
10k 47k
14.1 (0)
Q1513, 1516
0.1 (3.3) B+ SWITCH
R1528 C1516
0 (3.4)
22k 0.1
Q1513
0 (6.5)
LTC014EUBFS8TL
0 (6.5)
R1529 R1526 R1523
22k 47k 15k
Note: IC1501 and Q1507 to Q1510 on the MAIN board cannot replace with single.
When these parts are damaged, replace the complete mounted board.
MEX-XB100BT
14 15 16 17
CN1502
2P PW1
1 GND
1
GND
+B
2
4 +B
FU1
15A
32V
SL003
C1568 C1560 C1559 R1511
0.47 0.01 0.01 47k
CAM102
(CHASSIS)
R1516
10
Q1503, 1504
POWER CONTROL
Q1504
LTC044EUBFS8TL
0.1 (2.2)
7.4 (0.1)
Q1503
LTC014EUBFS8TL
7.4 (0.1)
0.1 (3.4)
>003S
+B
JL1530
BU_GND MAIN
JL1529
BOARD
REM_OUT
(2/5)
(Page 38)
R1584
0
CL1015 JL1514
DCDC_EN
ACC_IN
JL1533
ILL_IN
JL1515 >011S
SYNC_OUT
JL1517 JL1520
MAIN
FAULT
JL1521
BOARD
AMP_MUTE
(4/5)
JL1522
(Page 40)
AMP_STB
JL1523
CLIP_DET
JL1526
BEEP
JL1518
I2C2_SDA
JL1519
I2C2_SCL
>007S
FL
RL MAIN
BOARD
RR
(3/5)
(Page 39)
FR
JL1531
AUDIO_GND
GND
BATTERY